esp_gatt_status_t btc_ble_gattc_get_descr_by_uuid(uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_bt_uuid_t char_uuid,
esp_bt_uuid_t descr_uuid,
esp_gattc_descr_elem_t *result,
uint16_t *count)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int descr_num = 0;
tBT_UUID bta_char_uuid = {0};
tBT_UUID bta_descr_uuid = {0};
btc_to_bta_uuid(&bta_char_uuid, &char_uuid);
btc_to_bta_uuid(&bta_descr_uuid, &descr_uuid);
BTA_GATTC_GetDescrByUUID(conn_id, start_handle, end_handle,
bta_char_uuid, bta_descr_uuid, &db, &descr_num);
if ((status = btc_gattc_check_valid_param(descr_num, 0)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)descr_num, ESP_GATT_DB_DESCRIPTOR, 0, (void *)result, db);
}
*count = descr_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
esp_gatt_status_t btc_ble_gattc_get_include_service(uint16_t conn_id,
uint16_t start_handle,
uint16_t end_handle,
esp_bt_uuid_t *incl_uuid,
esp_gattc_incl_svc_elem_t *result,
uint16_t *count)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int incl_num = 0;
tBT_UUID bta_uuid = {0};
if (incl_uuid != NULL) {
btc_to_bta_uuid(&bta_uuid, incl_uuid);
BTA_GATTC_GetIncludeService(conn_id, start_handle, end_handle, &bta_uuid, &db, &incl_num);
} else {
BTA_GATTC_GetIncludeService(conn_id, start_handle, end_handle, NULL, &db, &incl_num);
}
if ((status = btc_gattc_check_valid_param(incl_num, 0)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
return status;
}else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)incl_num, ESP_GATT_DB_INCLUDED_SERVICE, 0, (void *)result, db);
}
*count = incl_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
return ESP_GATT_OK;
}
static void btc_gattc_search_service(btc_ble_gattc_args_t *arg)
{
tBT_UUID srvc_uuid;
if (arg->search_srvc.filter_uuid_enable) {
btc_to_bta_uuid(&srvc_uuid, &arg->search_srvc.filter_uuid);
BTA_GATTC_ServiceSearchRequest(arg->search_srvc.conn_id, &srvc_uuid);
} else {
BTA_GATTC_ServiceSearchRequest(arg->search_srvc.conn_id, NULL);
}
}
esp_gatt_status_t btc_ble_gattc_get_service(uint16_t conn_id, esp_bt_uuid_t *svc_uuid,
esp_gattc_service_elem_t *result,
uint16_t *count, uint16_t offset)
{
esp_gatt_status_t status;
btgatt_db_element_t *db = NULL;
int svc_num = 0;
tBT_UUID *bta_uuid = NULL;
if (svc_uuid) {
bta_uuid = osi_malloc(sizeof(tBT_UUID));
btc_to_bta_uuid(bta_uuid, svc_uuid);
}
BTA_GATTC_GetServiceWithUUID(conn_id, bta_uuid, &db, &svc_num);
if ((status = btc_gattc_check_valid_param(svc_num, offset)) != ESP_GATT_OK) {
if (db) {
osi_free(db);
}
if (bta_uuid) {
osi_free(bta_uuid);
}
*count = 0;
return status;
} else {
btc_gattc_fill_gatt_db_conversion(*count, (uint16_t)svc_num, ESP_GATT_DB_PRIMARY_SERVICE, offset, (void *)result, db);
}
*count = svc_num;
//don't forget to free the db buffer after used.
if (db) {
osi_free(db);
}
if (bta_uuid) {
osi_free(bta_uuid);
}
return ESP_GATT_OK;
}
void btc_to_bta_gatt_id(tBTA_GATT_ID *p_dest, esp_gatt_id_t *p_src)
{
p_dest->inst_id = p_src->inst_id;
btc_to_bta_uuid(&p_dest->uuid, &p_src->uuid);
}
